Finding the Fourth Proportional to 510,541.62, 704,765.26 and 363,461.28
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Solution
The fourth proportional to 510,541.62, 704,765.26 and 363,461.28 is: 501,731.64
Step by Step Solution
- Step 1: Write the proportion equation
510,541.62 : 704,765.26 = 363,461.28 : x - Step 2: Convert to fraction form
510,541.62/704,765.26 = 363,461.28/x - Step 3: Cross multiply
510,541.62x = 704,765.26 × 363,461.28 - Step 4: Simplify right side
510,541.62x = 256,154,883,499.13 - Step 5: Solve for x
x = 256,154,883,499.13/510,541.62 - Step 6: Final answer
x = 501,731.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.